here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 83386   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 146289  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 282287  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 323569  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 497847  | null     | null      | null    | unlabelled |         | 0     |
 | 497848  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 497849  | v1:4     | ethernet1 | 1.1.1.2 | 27923      |         | 0     |
 | 497850  | v1:4     | ethernet1 | 1.1.1.2 | 27924      |         | 0     |
 | 497851  | v1:4     | ethernet1 | 1.1.1.2 | 27925      |         | 0     |
 | 497852  | null     | null      | null    | unlabelled |         | 0     |
 | 497853  | null     | null      | null    | unlabelled |         | 0     |
 | 497854  | null     | null      | null    | unlabelled |         | 0     |
 | 497855  | null     | null      | null    | unlabelled |         | 0     |
 | 497856  | null     | null      | null    | unlabelled |         | 0     |
 | 524351  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 615567  | null     | null      | null    | unlabelled |         | 0     |
 | 615568  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 615569  | v1:6     | ethernet1 | 1234::2 | 835460     |         | 0     |
 | 615570  | v1:6     | ethernet1 | 1234::2 | 835461     |         | 0     |
 | 615571  | v1:6     | ethernet1 | 1234::2 | 835462     |         | 0     |
 | 615572  | null     | null      | null    | unlabelled |         | 0     |
 | 615573  | null     | null      | null    | unlabelled |         | 0     |
 | 615574  | null     | null      | null    | unlabelled |         | 0     |
 | 615575  | null     | null      | null    | unlabelled |         | 0     |
 | 615576  | null     | null      | null    | unlabelled |         | 0     |
 | 732645  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 732945  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 863951  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 975021  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1017581 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 27921  | null     | null      | null    | unlabelled |         | 0     |
 | 27922  | v1:4     | ethernet1 | 1.1.1.1 | 497848     |         | 1280  |
 | 27923  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 27924  | v1:4     | ethernet2 | 1.1.2.3 | 559637     |         | 640   |
 | 27925  | v1:4     | ethernet2 | 1.1.2.3 | 559638     |         | 640   |
 | 27926  | null     | null      | null    | unlabelled |         | 0     |
 | 27927  | null     | null      | null    | unlabelled |         | 0     |
 | 27928  | null     | null      | null    | unlabelled |         | 0     |
 | 27929  | null     | null      | null    | unlabelled |         | 0     |
 | 27930  | null     | null      | null    | unlabelled |         | 0     |
 | 142904 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 216900 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 257132 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 376245 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 616663 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 616857 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 662021 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 687563 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 703998 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 728332 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 751687 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 835458 | null     | null      | null    | unlabelled |         | 0     |
 | 835459 | v1:6     | ethernet1 | 1234::1 | 615568     |         | 1280  |
 | 835460 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 835461 | v1:6     | ethernet2 | 1235::3 | 656351     |         | 640   |
 | 835462 | v1:6     | ethernet2 | 1235::3 | 656352     |         | 640   |
 | 835463 | null     | null      | null    | unlabelled |         | 0     |
 | 835464 | null     | null      | null    | unlabelled |         | 0     |
 | 835465 | null     | null      | null    | unlabelled |         | 0     |
 | 835466 | null     | null      | null    | unlabelled |         | 0     |
 | 835467 | null     | null      | null    | unlabelled |         | 0     |
 | 850742 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 156282  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 492585  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 506413  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 559634  | null     | null      | null    | unlabelled |         | 0     |
 | 559635  | v1:4     | ethernet1 | 1.1.2.2 | 27922      |         | 640   |
 | 559636  | v1:4     | ethernet1 | 1.1.2.2 | 27923      |         | 640   |
 | 559637  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 559638  | v1:4     | ethernet2 | 1.1.3.4 | 982962     |         | 1280  |
 | 559639  | null     | null      | null    | unlabelled |         | 0     |
 | 559640  | null     | null      | null    | unlabelled |         | 0     |
 | 559641  | null     | null      | null    | unlabelled |         | 0     |
 | 559642  | null     | null      | null    | unlabelled |         | 0     |
 | 559643  | null     | null      | null    | unlabelled |         | 0     |
 | 578192  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 652421  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 656348  | null     | null      | null    | unlabelled |         | 0     |
 | 656349  | v1:6     | ethernet1 | 1235::2 | 835459     |         | 640   |
 | 656350  | v1:6     | ethernet1 | 1235::2 | 835460     |         | 640   |
 | 656351  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 656352  | v1:6     | ethernet2 | 1236::4 | 406119     |         | 1280  |
 | 656353  | null     | null      | null    | unlabelled |         | 0     |
 | 656354  | null     | null      | null    | unlabelled |         | 0     |
 | 656355  | null     | null      | null    | unlabelled |         | 0     |
 | 656356  | null     | null      | null    | unlabelled |         | 0     |
 | 656357  | null     | null      | null    | unlabelled |         | 0     |
 | 678736  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 685587  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 755732  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 837547  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 946465  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 955937  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 1033131 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 10924  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 17842  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 50506  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 133326 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 202982 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 214743 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 406115 | null     | null      | null    | unlabelled |         | 0     |
 | 406116 | v1:6     | ethernet1 | 1236::3 | 656349     |         | 0     |
 | 406117 | v1:6     | ethernet1 | 1236::3 | 656350     |         | 0     |
 | 406118 | v1:6     | ethernet1 | 1236::3 | 656351     |         | 0     |
 | 406119 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 406120 | null     | null      | null    | unlabelled |         | 0     |
 | 406121 | null     | null      | null    | unlabelled |         | 0     |
 | 406122 | null     | null      | null    | unlabelled |         | 0     |
 | 406123 | null     | null      | null    | unlabelled |         | 0     |
 | 406124 | null     | null      | null    | unlabelled |         | 0     |
 | 418303 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 493167 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 880506 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 939210 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 982958 | null     | null      | null    | unlabelled |         | 0     |
 | 982959 | v1:4     | ethernet1 | 1.1.3.3 | 559635     |         | 0     |
 | 982960 | v1:4     | ethernet1 | 1.1.3.3 | 559636     |         | 0     |
 | 982961 | v1:4     | ethernet1 | 1.1.3.3 | 559637     |         | 0     |
 | 982962 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 982963 | null     | null      | null    | unlabelled |         | 0     |
 | 982964 | null     | null      | null    | unlabelled |         | 0     |
 | 982965 | null     | null      | null    | unlabelled |         | 0     |
 | 982966 | null     | null      | null    | unlabelled |         | 0     |
 | 982967 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#